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Classification
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Give an example of an r-selected species
Mice, insects, frogs etc.
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A decomposer can be correctly defined as
an organism that utilises dead organisms for its nutrient requirements by breaking down the organic molecules into inorganic molecules
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Molecular phylogeny uses which type of data to classify organisms?
DNA, RNA, or protein sequences
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List two ecological surveying techniques commonly used in stratified sampling
Quadrats, transects
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In the nitrogen cycle, the bacteria that convert ammonia into nitrate can be correctly identified as
nitrifying bacteria
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Which interaction occurs when one organism kills and eats another?
Predation
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Define Symbiosis
living arrangements between members of two different species, including mutualism, commensalism, and parasitism.
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Why is classifying ecosystems important for effective ecosystem management?
It provides a structured way to identify, compare, and conserve ecosystems
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Define competition
Competition occurs when two or more species compete for the same limited resource, such as food, water, or territory
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What is the main purpose of stratified sampling in ecology?
To make sure samples cover different habitat zones or gradients
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Define a microhabitat
A microhabitat is a small, specific area within a larger habitat that provides unique environmental conditions.
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Which is the BIGGEST scale out of microhabitat, ecoregion and ecosystem?
ecoregion
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Define Predation
Predation is a biological interaction in which one organism, the predator, kills and eats another organism, its prey.
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List the seven main taxonomic ranks in the Linnaean classification system from broadest to most specific
Kingdom, Phylum, Class, Order, Family, Genus, Species
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Define the term Clade
a group of organisms with a common ancestor
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Give an example of an interspecific hybrid that is not fertile
Mule, Liger, etc.
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